MCQ
$2\left[\begin{array}{ll}x & y \\ l & m\end{array}\right]=$
  • A
    $\left[\begin{array}{cc}2 x & 2 y \\ l & m\end{array}\right]$
  • B
    $\left[\begin{array}{cc}x & y \\ 2 l & 2 m\end{array}\right]$
  • $\left[\begin{array}{cc}2 x & 2 y \\ 2 l & 2 m\end{array}\right]$
  • D
    $\left[\begin{array}{cc}2+x & 2+y \\ 2+l & 2+m\end{array}\right]$

Answer

Correct option: C.
$\left[\begin{array}{cc}2 x & 2 y \\ 2 l & 2 m\end{array}\right]$
C

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